000 00273nam a2200121Ia 4500
100 _aParrish/A.ed
942 _cBK
654 _amechanics
245 _aMechanical Engineers Reference Book
260 _bButtorworth & Co
_aLondon
_c1973
082 _a621
546 _aENGLISH
999 _c22647
_d22647